Livestock also plays a part in global warming .

牲畜在全球变暖也扮演一定角色。

Cloned livestock are the next frontier in biotech farming .

克隆家畜成为生物技术农业下一个前沿。

Slaves are fattened for auction , like livestock .

奴隶们被养肥了送去拍卖，就像牲口一样。

But in actual fact , high-tech has helped farmers greatly increase output for livestock and crops over the last few decades .

但实际上，高科技使得农民在过去几十年里，大幅度提高了畜产品和农作物的产出。

He was incredibly wealthy with thousands of livestock .

他十分富有，有成千上百头牲畜。